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Finding the Fourth Proportional to 797.04, 1,195.32 and 249.18

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Solution

The fourth proportional to 797.04, 1,195.32 and 249.18 is: 373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.04 : 1,195.32 = 249.18 : x
  2. Step 2: Convert to fraction form
    797.04/1,195.32 = 249.18/x
  3. Step 3: Cross multiply
    797.04x = 1,195.32 × 249.18
  4. Step 4: Simplify right side
    797.04x = 297,849.84
  5. Step 5: Solve for x
    x = 297,849.84/797.04
  6. Step 6: Final answer
    x = 373.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.